cust.co / Concept comparisons

CS & SaaS concept comparisons

Side-by-side breakdowns of frequently-confused customer-success and SaaS terms. NRR vs GRR, account-named vs pooled CSM, consumption vs subscription pricing, and more.

NRR vs GRR

Side-by-side definitional comparison of Net Revenue Retention (NRR) and Gross Retention Rate (GRR). Same starting cohort, two different lenses.

NRR vs Churn Rate

NRR and churn rate measure related but distinct things. NRR is forward-looking and includes growth; churn is backward-looking and isolates loss.

Consumption vs Subscription Pricing

Consumption pricing (pay-as-you-go) and subscription pricing (fixed seats/tier) shape retention metrics differently. Understand the mechanics before you switch.

Annual vs Multi-Year Contracts

Multi-year contracts lock revenue but hide churn. Annual contracts surface churn faster but give less forward visibility. Each fits a different go-to-market motion.

Enterprise vs SMB Retention

Enterprise NRR is typically 10-25 percentage points HIGHER than SMB. Understanding the gap tells you where to invest CS resources.

Account-Named vs Pooled CSM

Account-named CSMs (1:N specific accounts) vs pooled CSMs (queue-based). The choice depends on ACV, complexity, and retention goals.

Customer Success vs Account Management

Both roles own the post-sales relationship. The functional split tells you a lot about how a company prioritizes retention vs expansion.

LTV:CAC vs CAC Payback

Both measure unit economics. LTV:CAC is a ratio (how much value per dollar of acquisition). CAC payback is months (how long until breakeven). Use them together.

Rule of 40 vs Magic Number

Both are SaaS health checks. Rule of 40 looks at growth + profitability; Magic Number looks at sales efficiency. Different audiences, different decisions.

NPS vs CSAT

Both are customer satisfaction surveys. NPS asks about loyalty and is longitudinal. CSAT asks about a specific event and is point-in-time.